Mixing plow



FIG. 1 is a top perspective view of a mixing plow of my new design withthe broken line showing of environmental association matter being forillustrative purposes only and forming no part of the claimed design;

FIG. 2 is a top perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a back side elevational view thereof;

FIG. 7 is a bottom front side plan view thereof;

FIG. 8 is a bottom back plan view thereof; and,

FIG. 9 is a top plan view thereof.

The ornamental design for a mixing plow, as shown and described.